Recent questions tagged no calculator

What can be the equation for the graph given below ?

asked Jan 7, 2020 by priyanka.clay6

1 answer

If $m^2-4n^2=32$ and $m+2n=8$, what is the value of $m-2n?$

asked Jan 7, 2020 by priyanka.clay6

1 answer

If $a=0.999,$ which of the following is less than $a$?

asked Jan 7, 2020 by priyanka.clay6

1 answer

For any positive integer $n,\;n!$ mean the product of all, integer from $1 $ to $n$. What is the value of $\large\frac{1}{5!} + \frac{1}{4!}$

asked Jan 7, 2020 by priyanka.clay6

1 answer

$ABC$ is an isosceles triangle with $AB = AC$. $BA$ is produced to $D,$ such that $AB = AD.$ What is the $\angle{DCB}$ ?

asked Jan 6, 2020 by priyanka.clay6

1 answer

Line $m$ has the equation $y=3x+5$ and line $n$ has the equation $y=2x+(k-1).$ If these two lines intersect t the point $(0,1)$. What is the value of $k$ ?

asked Jan 6, 2020 by priyanka.clay6

1 answer

The length of the shadow of a $60$ feet tall building is $60\sqrt{3}$. What can be the angle of elevation of the Sun ?

asked Jan 6, 2020 by priyanka.clay6

1 answer

If $\large\frac{1}{2} (3x+y)=\large\frac{15}{2}$ and $y = 3x$, what is the value of $x$?

asked Jan 6, 2020 by priyanka.clay6

1 answer

Mathew traveled a distance of 61 miles in 9 hours. He traveled partly on foot at 4 miles/hr and partly by bicycle at 9 miles/hr. What is the distance traveled on foot ?

asked Jan 6, 2020 by priyanka.clay6

1 answer

If $n$ is a positive integer such that $\frac{n !}{(n-2)!} = 342$, find $n.$

asked Jan 6, 2020 by priyanka.clay6

1 answer

ABC is an isosceles triangle whose side have length 5 and 6. What can be the area triangle ABC, if the altitude from the base of ABC is an integer ?

asked Jan 6, 2020 by priyanka.clay6

1 answer

$\begin{align} \frac{(x^a)^b}{x^cx^d} =x^y\end{align}$. Then $y=?$

asked Jan 6, 2020 by priyanka.clay6

1 answer

If $x^{y/4}=81,$ what is the value of $b$? Where $x$ and $y$ are positive integer.

asked Jan 5, 2020 by priyanka.clay6

1 answer

$3(3\sqrt{3} \times 2\sqrt{2}) =$

asked Jan 5, 2020 by priyanka.clay6

1 answer

$3x^2-4x=p$, where $p$ is a constant. What can be the value of $p$ if the equation above does not have real roots.

asked Jan 5, 2020 by priyanka.clay6

1 answer

The vertex of the parabola in the $x-y$ plane above is $(0,c)$. Which of the following is true about the parabola with the equation $y=a(x-b)^2+c ?$

asked Jan 5, 2020 by priyanka.clay6

2 answers

If $3x+2 \leq 9 \leq x+3$, which of the following graphs represent this inequality.

asked Jan 3, 2020 by priyanka.clay6

1 answer

Given $f(x)=x^3-3$ and $g(x)=x+2.$ What is $f(g(2))?$

asked Jan 3, 2020 by priyanka.clay6

1 answer

If $x=\frac{3}{2}y$ and $y=6$, what is the value of $3x-2?$

asked Jan 3, 2020 by priyanka.clay6

1 answer

Salim has two kinds of food nutrients to add to a health drink. Nutrient A has $60\%$ filler materials by weight and Nutrient B has $40\%$ filler materials by weight. When added together, they had 240 pounds. Which equation models this relationship, where $x$ is the number of pounds of nutrient $A$ and $y$ is the number of pounds of nutrient $B$ ?

asked Jan 3, 2020 by priyanka.clay6

1 answer

If $i=\sqrt{-1},$ then what is the value of $(i)^{729}$

asked Jan 3, 2020 by priyanka.clay6

1 answer

If $x^2+y^2=16$, and $xy=4$, what can be the value of $x+y$ ?

asked Jan 3, 2020 by priyanka.clay6

1 answer

Christy rented a car. She has to pay $\$ x$ for the first 10 miles and thereafter $\$2.50$ for every mile. If she had travelled $y$ miles. What would be the total cost she has to pay ?

asked Jan 3, 2020 by priyanka.clay6

1 answer

Volumes of two spheres are in the ratio $2:3$, what can be the ratio of their radii ?

asked Jan 3, 2020 by priyanka.clay6

1 answer

In the figure given below, $\angle{APB}=75^{\circ}$ and $AP,BP$ are equal tangents. Find $x^{\circ}$

asked Jan 3, 2020 by priyanka.clay6

1 answer

If $\sin^2 \theta+ \cos^2 \theta = 1$, then what is $\sec \theta$ in terms of $\sin \theta$ ?

asked Jan 1, 2020 by priyanka.clay6

1 answer

In the diagram below $\Delta ABC$, where $AB=AC$, find $x$

asked Jan 1, 2020 by priyanka.clay6

1 answer

Which of the following values is equivalent to $(125)^{4/3}?$

asked Jan 1, 2020 by priyanka.clay6

1 answer

Points A and B lie on a circle with radius 1 and arc $\widehat{AB}$ has length $\large\frac{\pi}{3}.$ What fraction of the circumference of the circle is the length of arc $\widehat{AB}$.

asked Dec 17, 2019 by priyanka.clay6

1 answer

$\large\frac{2x+5}{(x-2)^2} = \frac{t}{(x-2)}$, where $t$ is a constant and $x \neq 2.$ What is the value of $t$?

asked Dec 17, 2019 by priyanka.clay6

1 answer